Put a stop to spam with Zero Spam.

The most up-to-date IP, username & email blacklist database.

We have one of the largest, most comprehensive, and up-to-date IP, username, and email blacklist databases available. Our global detection network of over 30,000 apps and sites monitor traffic, usage, then reports malicious access attempts and submissions in real-time.

Zero Spam

Over 478,689 attacks blocked on over 3,675 sites.


It’s easy to integrate Zero Spam into any website or application. Check out our installation guide for more information.

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Search our database of reported spammy and malicious IP addresses, usernames, and emails.